On May 13, 2009, at 12:51 PM, J Sloan <j...@tmsusa.com> wrote:

Adrian Overbury wrote:
Has anyone ever written a proxy server for policy services?  I have a
policy server (grossd, one of the best greylisting engines I've ever
used) that, if it goes down, causes my Postfix servers to temp fail
everything with 'Server configuration problem'.  This is a real
problem for me.

I don't know specifically of a proxy offering that functionality, but I
too would find it useful. We are running policyd v 1.82 on a mysql
server, which is used by 4 smtp gateways in 2 data centers. If ever
there are wan issues and the policyd server is unreachable, smtp
connections to postfix simply fail during this time. A proxy which could
simply say "Dunno" when the policy server is unreachable would be very
useful indeed. If you do come across such a beast, do drop us a line!

Google 'hapolicy synopsis' -- the author of postfwd wrote a perl script which acts as a load balancing policy service that can return dunno if the underlying services are unreachable. Obviously, if hapolicy itself malfunctions, you're back at square one.

--
Sahil Tandon <sa...@tandon.net>

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